Sudan rivals trade blame as fighting continues despite ceasefire extension

New UN envoy to the region warns that humanitarian situation is reaching breaking point'

Sudan's rival military forces have accused each other of violating a fresh ceasefire as the deadly conflict rumbles on for a third week despite warnings of a slide towards civil war.

Both sides said a formal ceasefire agreement that was due to expire at midnight would be extended for a further 72 hours. The army said it hoped what it called the rebels" would abide by the deal but it believed they had intended to keep up attacks. The parties have kept fighting through a series of ceasefires over the past week.